Use explicit non-char opt for --zero-super

As we don't allow '-K' for '--zero-super' there is no point
using it internally.  Just define a 'KillOpt' like with
other options.

Signed-off-by: NeilBrown <neilb@suse.de>

1 files changed, 1 insertions, 0 deletions

diff --git a/mdadm.h b/mdadm.h
index 4cf34ab1..bda557db 100644
--- a/mdadm.h
+++ b/mdadm.h
@@ -323,6 +323,7 @@ enum special_options {
 	Continue,
 	OffRootOpt,
 	Prefer,
+	KillOpt,
 };
 
 /* structures read from config file */